Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 12.02
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -7.87 -0.375 2.95
Prot (kg) -11.07 -0.441 4.89
Fertility Sub Index 3.49
Calving Interval (days) -2.37 -1.459 3.46
Survival (%) 0.03 1.117 0.03
Calving Sub Index -1.00
Gestation Length (days) 1.09 -0.919 -1.00
Beef Sub Index -0.82
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 2.87 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 13.54

* Based on an €80/tonne carbon price